Finding the Fourth Proportional to 10,968,553.25, 16,443,073.12 and 5,207,732.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,968,553.25 : 16,443,073.12 = 5,207,732.81 : x
2. Step 2: Convert to fraction form
   10,968,553.25/16,443,073.12 = 5,207,732.81/x
3. Step 3: Cross multiply
   10,968,553.25x = 16,443,073.12 × 5,207,732.81
4. Step 4: Simplify right side
   10,968,553.25x = 85,631,131,360,444.39
5. Step 5: Solve for x
   x = 85,631,131,360,444.39/10,968,553.25
6. Step 6: Final answer
   x = 7,806,966.83